Discovered By: Friedrich Stromeyer
Discovery year: 1817

The following table showing some properties of Cadmium(Cd):

Table Example
Atomic number 48
Group 12
Period 5
Block d
Atomic weight 112.414
Oxidation states +2
Ionic charge Cd^2+
Electrons 48
Protons 48
Neutrons 64


Table Example
Electrons per shell K2 L8 M18 N18 O2
Electron configuration 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^10
Atomic radius 161 pm
Covalent radius 144 pm
Van der Wals radius 158 pm
Boiling point 767°C
Melting point 321.07°C
Phase Solid
Fusion heat 6.3 kJ.mol^-1
Vaporization heat 100 kJ.mol^-1


Table Example
Color Silver
Brinell hardness 203 MPa
Bulk modulus 42 GPa
Density 8650 kg.m^-3
Liquid density 7996 kg.m^-3
Mohs hardness 2
Poisson ratio 0.3
Shear modulus 19 GPa
Sound speed 1210 ms^-1
Young's modulus 50 GPa


Table Example
Electrical type Conductor
Magnetic type Diamagnetic
Volume magnetic susceptibility 1.99*10^-5
Resistivity 7*10^-8 Ohm.m
Superconducting point 0.517 K
Electronegativity 1.69
Valence 2
Radioactive No
Neutron cross section 2450 barn
Electron affinity 0 kJ.mol^-1